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Finding the Fourth Proportional to 69,671.04, 96,144.42 and 37,839.24

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Solution

The fourth proportional to 69,671.04, 96,144.42 and 37,839.24 is: 52,217.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,671.04 : 96,144.42 = 37,839.24 : x
  2. Step 2: Convert to fraction form
    69,671.04/96,144.42 = 37,839.24/x
  3. Step 3: Cross multiply
    69,671.04x = 96,144.42 × 37,839.24
  4. Step 4: Simplify right side
    69,671.04x = 3,638,031,783.04
  5. Step 5: Solve for x
    x = 3,638,031,783.04/69,671.04
  6. Step 6: Final answer
    x = 52,217.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.